Your self-selected internal should be chosen from this list:

Construct and deliver a crafted and controlled oral text (2.5)

Exemplars:
http://www.nzqa.govt.nz/qualifications-standards/qualifications/ncea/subjects/english/annotated-exemplars/english-annotated-exemplars-level-2-as91102/

Create a crafted and controlled visual and verbal text (2.6)

Exemplars:
http://www.nzqa.govt.nz/qualifications-standards/qualifications/ncea/subjects/english/annotated-exemplars/english-annotated-exemplars-level-2-as91103/
High Excellence visual/verbal essay exemplar from Logan Park:

Excellence static image exemplar from Logan Park:

Analyse significant connections across texts, supported by evidence (2.7)

Exemplars:
http://www.nzqa.govt.nz/qualifications-standards/qualifications/ncea/subjects/english/annotated-exemplars/level-2-as91104/

Analyse aspects of visual and/or oral text(s) through close viewing and/or listening, supported by evidence (2.10)

Exemplars:
http://www.nzqa.govt.nz/qualifications-standards/qualifications/ncea/subjects/english/annotated-exemplars/level-2-as91107/